NEET
- Exam
- NEET
- Subject
- Chemistry
- Chapter
- Solid State
NEET · Chemistry · Solid State
How is the atom located at the face-center of a face-centered cubic...
How is the atom located at the face-center of a face-centered cubic (fcc) unit cell shared among neighboring unit cells?
Options
- AIt is entirely within one unit cell.
- BIt partially belongs to two adjacent unit cells.
- CIt is shared equally among all unit cells.
- DIt is located outside the unit cell.
Correct answer
B. It partially belongs to two adjacent unit cells.
Step-by-step solution
The atom located at the face-center of a face-centered cubic (fcc) unit cell is shared between two adjacent unit cells, with only 1/2 of each atom belonging to a unit cell, as mentioned in the paragraph.